document.write( "Question 1174520: You know it takes 11.5 hours to fill your pool with your faucet and hose.
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document.write( "Last year, you used both your hose and a hose borrowed from a neighbor, and it took 9 hours. This year, your faucet is broken and you can only use your neighbor's hose. How long will it take?
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Algebra.Com's Answer #799936 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! You know it takes 11.5 hours to fill your pool with your faucet and hose. \n" ); document.write( "Last year, you used both your hose and a hose borrowed from a neighbor, and it took 9 hours. \n" ); document.write( " This year, your faucet is broken and you can only use your neighbor's hose. \n" ); document.write( " How long will it take? \n" ); document.write( ": \n" ); document.write( "let n = time for neighbor's hose to fill the pool \n" ); document.write( "let the completed job = 1; a full pool \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( "multiply the eq by 11.5n, cancel the denominators \n" ); document.write( "9n + 9(11.5) = 11.5n \n" ); document.write( "9n + 103.5 = 11.5n \n" ); document.write( "103.5 = 11.5n - 9n \n" ); document.write( "103.5 = 2.5n \n" ); document.write( "n = 103.5/2.5 \n" ); document.write( "n = 41.4 hrs to fill the pool with the neighbor's hose. \n" ); document.write( " |